Xiaomi 12x vs oneplus 9 in Hong Kong

Compare specifications, features, and prices side-by-side to make the best choice.

Launch
Status
Available. Released May 2021
Available. Released Mar 2021
Body
Dimensions
164 x 75 x 8.3 mm
160 x 73.9 x 8.1 mm  
Weight
195 g
192 g  
Build
Glass front, plastic frame
-
SIM
Dual SIM (Nano-SIM)
Dual Sim, Dual Standby (Nano-SIM)  
Colors
Black, Blue
Winter Mist, Arctic Sky, Astral Black  
Display
Type
GSM / HSPA / LTE
Fluid AMOLED Capacitive Touchscreen, Mutitouch  
Size
6.67 inches
6.55 Inches  
Resolution
1080 x 2400
1080 x 2400
Protection
Gorilla Glass
Corning Gorilla Glass 5  
Features
120Hz, Dolby Vision, HDR10+, 1100 nits (peak)  
Always-on display, 120Hz, HDR10+, 1100 nits (peak), (~87.6% screen-to-body ratio)  
Platform
OS
Android 11
Android 11 OS  
Chipset
Qualcomm Snapdragon 662
Qualcomm SM8350 Snapdragon 888 (5 nm)  
CPU
Octa-core
Octa-core (1 x 2.84 GHz Kryo 680 + 3 x 2.42 GHz Kryo 680 + 4 x 1.80 GHz Kryo 680  
GPU
Adreno/Mali
Adreno 660  
Memory
Card Slot
No
No  
Internal
128GB 6GB RAM
256GB Built-in, 12GB RAM, UFS 3.1  
Camera
Main
48 MP + 8 MP + 2 MP triple rear
Triple Camera: 48 MP, f/1.8, 23mm (wide), 1/1.43", omnidirectional PDAF + 50 MP, f/2.2, 14mm (ultrawide), 1/1.56" + 2 MP, f/2.4, (depth), Dual LED Flash  
Features
LED flash, HDR, PDAF
Hasselblad Color Calibration, dual-LED flash, HDR, panorama, Video (8K@30fps, K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS)
Selfie
16 MP
16 MP, f/2.4, (wide), 1/3.06", Auto-HDR, Video (1080p@30fps, gyro-EIS)
Comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNA, hotspot  
Bluetooth
5.0
v5.2 with A2DP, LE, apt-X HD  
GPS
GPS, GLONASS, BDS
Yes + dual-band A-GPS with GLONASS, BDS, GALILEO, SBAS  
NFC
Yes
Yes  
Radio
No
-
USB
USB Type-C 2.0
USB Type-C 3.1, USB On-The-Go  
Battery
Type
4500 mAh
(Li-Po Non removable), 4500 mAh  
Charging
Active noise cancellation with dedicated mic, Photo/video editor, Document viewer  
Glass front + Gorilla Glass 5), Glass back + Gorilla Glass 5), Plastic frame, Active noise cancellation with dedicated mic, Document viewer, Photo/video editor